diff --git a/lib/galaxy/dependencies/lint-requirements.txt b/lib/galaxy/dependencies/lint-requirements.txt
index 98ec924ae6d..6357c04e6d3 100644
--- a/lib/galaxy/dependencies/lint-requirements.txt
+++ b/lib/galaxy/dependencies/lint-requirements.txt
@@ -1,4 +1,4 @@
 flake8
 flake8-bugbear
 flake8-import-order
-mypy
+mypy==0.790